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N
no spark

When my 94 gmc 4.3 sits it wont fire, when it cranks up, I can drive it anywhere, cut it off cut it on , runs like a new truck. Let it sit a few hours , wont start again. like the coil is not firing at all. Only code im getting is oxygen sensor open circuit. im stumped . heeeeeeeeeeeeeeelp
- newbie135
- Thread
- Dec 20, 2016
- Replies: 7
- Forum: Engine Performance + Maintenance
N
no spark

hello people. newbie here, guess Im doing this right. Im needing some help on my 1994 gmc sierra, 4.3. Everytime I cut it off for a while it wont start. Im pulling a 13 error code , it acts like the coil just doesnt fire, changed a few of them , crank it up runs...
- newbie135
- Thread
- Dec 20, 2016
- Replies: 1
- Forum: Introduction